The doctor told Jack to ________ on his drinking if he wanted to keep healthy．

A．watch out

B．set off

C．cut down

D．break up

“I don't think it's my ________ that the TV blew up．I just turned it on．” the boy said．

A．mistake

B．fault

C．account

D．responsibility

My younger cousin is now on ________ diet．She is trying to lose ________ weight．

A．\; \

B．the; the

C．a; \

D．the; a

Hollande is a modest and calm person, while Sarkozy, ________，is known to be loud and aggressive(好斗的)．

A．by design

B．by contrast

C．by nature

D．by chance

Concept cars are a way for designers to ________ their ideas on the public with complete freedom．

A．try on

B．try for

C．try over

D．try out

Her eyes ________ on her plate and in a short time, she was busy ________．

A．were fixed, eating

B．fixed, to eat

C．were fixed, to eat

D．fixed, eating

“I think the tie beautiful,” I said, “A man can never have ________ many ties．”

A．so

B．too

C．enough

D．/

Dr Yuan Longping grows ________ is called super hybrid rice, ________ has a high output．

A．what; which

B．that; what

C．that; which

D．what; what

People try to avoid public transportation delays by using their own cars, and this ________ creates further problems．

A．in return

B．in case

C．in addition

D．in turn

________ I'm tired of life here, I have been considering trying my luck in another city, but I haven't decided yet．

A．As for

B．Now that

C．As if

D．Thanks to